795  
CDUS45 KBYZ 120940  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
340 AM MDT THU OCT 12 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR OCTOBER 11 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1934 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 65 136 PM 82 1991 61 4 64  
1995  
MINIMUM 50 1159 PM 14 2009 39 11 46  
AVERAGE 58 50 8 55  
 
PRECIPITATION (IN)  
YESTERDAY 0.16 0.47 2021 0.05 0.11 T  
MONTH TO DATE 0.68 0.57 0.11 0.39  
SINCE OCT 1 0.68 0.57 0.11 0.39  
SINCE JAN 1 15.75 12.34 3.41 13.62  
 
SNOWFALL (IN)  
YESTERDAY 0.0 4.4 2008 0.1 -0.1 0.0  
MONTH TO DATE 0.0 1.2 -1.2 0.0  
SINCE SEP 1 0.0 1.5 -1.5 T  
SINCE JUL 1 T 1.5 -1.5 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 15 -8 10  
MONTH TO DATE 97 142 -45 101  
SINCE SEP 1 173 310 -137 167  
SINCE JUL 1 189 346 -157 173  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 1 -1 0  
SINCE SEP 1 80 63 17 137  
SINCE JAN 1 712 658 54 910    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 10.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 700 PM  
LOWEST 38 200 PM  
AVERAGE 65  
   
......................................................
 
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 61 82 1950  
1958  
1991  
MINIMUM TEMPERATURE (F) 39 13 2009  
 
SUNRISE AND SUNSET  
OCTOBER 12 2023.......SUNRISE 727 AM MDT SUNSET 634 PM MDT  
OCTOBER 13 2023.......SUNRISE 728 AM MDT SUNSET 632 PM MDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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